Home / 1,261,810.08-1,741,296.24-809,100

Finding the Fourth Proportional to 1,261,810.08, 1,741,296.24 and 809,100

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Solution

The fourth proportional to 1,261,810.08, 1,741,296.24 and 809,100 is: 1,116,556.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,261,810.08 : 1,741,296.24 = 809,100 : x
  2. Step 2: Convert to fraction form
    1,261,810.08/1,741,296.24 = 809,100/x
  3. Step 3: Cross multiply
    1,261,810.08x = 1,741,296.24 × 809,100
  4. Step 4: Simplify right side
    1,261,810.08x = 1,408,882,787,784
  5. Step 5: Solve for x
    x = 1,408,882,787,784/1,261,810.08
  6. Step 6: Final answer
    x = 1,116,556.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.